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`UNITED STATES PATENT AND TRADEMARK OFFICE
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`BEFORE THE PATENT TRIAL AND APPEAL BOARD
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`REALTEK SEMICONDUCTOR CORP.,
`Petitioner,
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`v.
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`ATI TECHNOLOGIES ULC
`Patent Owner.
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`Case No. IPR2023-00922
`U.S. Patent No. 8,760,454
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`PATENT OWNER’S POWER OF ATTORNEY
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`Case No. IPR2023-00922
`U.S. Patent No. 8,760,454
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`Patent Owner, ATI Technologies ULC, appoints the Practitioners associated
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`with Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C., Customer Number 100807,
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`as its attorneys to transact all business in the Patent Trial & Appeal Board of the United
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`States Patent Office connected with the above-identified Inter Partes Review.
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`Please direct all communications regarding this Inter Partes Review to
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`Customer Number 100807 and:
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`William A. Meunier
`Mintz, Levin, Cohn, Ferris, Glovsky and
`Popeo, P.C.
`One Financial Center
`Boston, Massachusetts 02111
`Michael T. Renaud
`Mintz, Levin, Cohn, Ferris, Glovsky
`and Popeo, P.C.
`One Financial Center
`Boston, Massachusetts 02111
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`Adam S. Rizk
`Mintz, Levin, Cohn, Ferris, Glovsky
`and Popeo, P.C.
`One Financial Center
`Boston, Massachusetts 02111
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`Phone: 617-348-1845
`Fax: 617-542-2241
`Emails: WAMeunier@mintz.com
`USPTO Reg. No. 41,193
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`Phone: 617-348-1870
`Fax: 617-542-2241
`Email: MTRenaud@mintz.com
`USPTO Reg. 44,299
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`Phone: 617-348-4709
`Fax: 617-542-2241
`Email: ARizk@mintz.com
`USPTO Reg. 66,867
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`1
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`The undersigned is authorized to sign on behalf of Patent Owner.
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`Case No. IPR2023-00922
`U.S. Patent No. 8,760,454
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`By: / Kevin O’Neil/
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`For: ATI Technologies ULC
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`Name: Kevin O’Neil
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`Title: Vice President of Intellectual Property & Licensing
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`Date: 06/06/2023
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`Case No. IPR2023-00922
`U.S. Patent No. 8,760,454
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`CERTIFICATE OF SERVICE
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`I certify that a copy of Patent Owner’s Power of Attorney is being served by
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`electronic mail on the following counsel of record:
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`Lead Counsel
`Jeffrey Johnson
`Reg. No. 53,078
`ORRICK, HERRINGTON &
`SUTCLIFFE, LLP
`609 Main Street, 40th Floor
`Houston, TX 77002-3106
`Telephone: (713) 658-6400
`Facsimile: (713) 658-6401
`Email: 3J6PTABDocket@orrick.com;
`Realtek-AMD_OHS@orrick.com
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`Dated: June 6, 2023
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`Backup Counsel
`Christopher J. Higgins
`Reg. No. 66,422
`ORRICK, HERRINGTON &
`SUTCLIFFE, LLP
`1152 15th Street, N.W.
`Washington, DC 20005-1706
`Telephone: (202) 339-8400
`Facsimile: (202) 339-8500
`Email: OCHPTABDocket@orrick.com;
`Realtek-AMD_OHS@orrick.com
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`
`Steve Baik
`Reg. No. 42,281
`WHITE HAT LEGAL
`P. O. Box 382
`San Jose, CA 95002
`Telephone: (650) 618-5282
`Email: sbaik@whitehat.legal
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`/William A. Meunier/
`William A. Meunier (Reg. No. 41,193)
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`3
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